52122188 has 6 divisors (see below), whose sum is σ = 91213836. Its totient is φ = 26061092.

The previous prime is 52122173. The next prime is 52122211. The reversal of 52122188 is 88122125.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 52122188.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6515270 + ... + 6515277.

It is an arithmetic number, because the mean of its divisors is an integer number (15202306).

Almost surely, 2^52122188 is an apocalyptic number.

It is an amenable number.

52122188 is a deficient number, since it is larger than the sum of its proper divisors (39091648).

52122188 is a wasteful number, since it uses less digits than its factorization.

52122188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13030551 (or 13030549 counting only the distinct ones).

The product of its digits is 2560, while the sum is 29.

The square root of 52122188 is about 7219.5697932772. The cubic root of 52122188 is about 373.5432383231.

The spelling of 52122188 in words is "fifty-two million, one hundred twenty-two thousand, one hundred eighty-eight".